diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -10,6 +10,7 @@
       - DB_ENGINE=postgres
       - DB_HOST=lnt-postgres
       - DB_PWD
+      - LNT_AUTH_TOKEN
     depends_on:
       - db
     deploy:
diff --git a/docker/docker-entrypoint.sh b/docker/docker-entrypoint.sh
--- a/docker/docker-entrypoint.sh
+++ b/docker/docker-entrypoint.sh
@@ -11,6 +11,9 @@
 	  --tmp-dir /tmp/lnt \
 	  --db-dir "${DB_PATH}" \
 	  --default-db "${DB_BASE}"
+  if [ -n "${LNT_AUTH_TOKEN:-}" ]; then
+    sed -i "s/# \(api_auth_token =\).*/\1 '${LNT_AUTH_TOKEN}'/" /etc/lnt.cfg
+  fi
 fi
 
 cd /var/lib/lnt